344431212 has 12 divisors (see below), whose sum is σ = 803672856. Its totient is φ = 114810400.

The previous prime is 344431211. The next prime is 344431223. The reversal of 344431212 is 212134443.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (344431211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14351289 + ... + 14351312.

It is an arithmetic number, because the mean of its divisors is an integer number (66972738).

Almost surely, 2^344431212 is an apocalyptic number.

It is an amenable number.

344431212 is an abundant number, since it is smaller than the sum of its proper divisors (459241644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

344431212 is a wasteful number, since it uses less digits than its factorization.

344431212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28702608 (or 28702606 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 344431212 is about 18558.8580467657. The cubic root of 344431212 is about 700.9722625595.

Adding to 344431212 its reverse (212134443), we get a palindrome (556565655).

The spelling of 344431212 in words is "three hundred forty-four million, four hundred thirty-one thousand, two hundred twelve".